DimensionsToolkit,在线响应式网站设计测试工具，www.dimensionstoolkit.com工具致力于帮助设计师测试响应式网站模版
对于设计师而言
Dimensions Toolkit is all for accurate measurements and sizes. We can control the dimensions of the preview by dragging handles, entering specific values manually or choosing from a selection of popular device measurements.
The toolkit is set to the default breakpoints of 320px, 480px, 768px1024px. Using the custom breakpoints feature, Dimensions allows you to change these values to anything you desire.Dimensionstoolkit
